A compact variety that holds an rhs agm for its excellent garden performance clear sky45blue lobelia flowers are set above narrow airy foliage on compact plants lobelia 39cambridge blue39 makes a sparkling addition to beds containers flower pouchesampreg and window45boxes and even looks well placed in the rockery an easy to grow annual that is deservedly popular for its versatility and long flowering period height 10cm 404amp343941 spread 15cm 406amp3